I got a IIci with a badly exploded battery, after cleaning it with denatured alcohol it looks like this:
The damage is definitely very bad around where the battery was, the oscillator chip is definitely gone.
Apart from de-soldering and cleaning under the rom chips, testing/repairing the...
Recently acquired an SE/30, originally it had just a vertical line on the screen and no chime.
I've re-capped the digital and analog boards. Washed the digital board with denatured alcohol.
Now it just shows the stripped screen and death chimes, same as here:
I'm fairly new to these kinds...